cfb4d6ee578e544d7eebf0d054801c482878b0aa1bf6187ed236db3b8da6a8ca

General

Target

3eb04652a3a57731b166a03425639ddd.exe
Size

512KB
MD5

3eb04652a3a57731b166a03425639ddd
SHA1

0dab4b6bdd78b3495bab0ed32ca24d9d4d25d23f
SHA256

cfb4d6ee578e544d7eebf0d054801c482878b0aa1bf6187ed236db3b8da6a8ca
SHA512

215b4b65d4a40eb000f42d5c218c34b5b2205d6bd513989dbf37d418f4feb88844b7f3641eaa9fe46f6810516dab8bd4febe757e241c309bb8bff6e45382280b
SSDEEP

6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6l:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm54

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
1528	qogderbqaa.exe
1504	wlluocbnfdbufqf.exe
1716	qbvkrxsl.exe
2268	qbfjejybgdqnt.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/3792-0-0x0000000000400000-0x0000000000496000-memory.dmp	autoit_exe

Drops file in System32 directory 8 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\qbvkrxsl.exe	3eb04652a3a57731b166a03425639ddd.exe
File opened for modification	C:\Windows\SysWOW64\qbvkrxsl.exe	3eb04652a3a57731b166a03425639ddd.exe
File created	C:\Windows\SysWOW64\qbfjejybgdqnt.exe	3eb04652a3a57731b166a03425639ddd.exe
File opened for modification	C:\Windows\SysWOW64\qbfjejybgdqnt.exe	3eb04652a3a57731b166a03425639ddd.exe
File created	C:\Windows\SysWOW64\qogderbqaa.exe	3eb04652a3a57731b166a03425639ddd.exe
File opened for modification	C:\Windows\SysWOW64\qogderbqaa.exe	3eb04652a3a57731b166a03425639ddd.exe
File created	C:\Windows\SysWOW64\wlluocbnfdbufqf.exe	3eb04652a3a57731b166a03425639ddd.exe
File opened for modification	C:\Windows\SysWOW64\wlluocbnfdbufqf.exe	3eb04652a3a57731b166a03425639ddd.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mydoc.rtf	3eb04652a3a57731b166a03425639ddd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 7 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E0F76BB9FF6621DED273D1A48A08916B"	3eb04652a3a57731b166a03425639ddd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "1839C70C15E0DAB4B8C17FE7ECE234CC"	3eb04652a3a57731b166a03425639ddd.exe
Key created	\REGISTRY\MACHINE\Software\Classes\CLV.Classes	3eb04652a3a57731b166a03425639ddd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32422C779C5583206A4277D270242DDF7D8F64D8"	3eb04652a3a57731b166a03425639ddd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6BC9FAB8F961F2E5837F3B42869939E6B08902F04311023CE1C8459A08D3"	3eb04652a3a57731b166a03425639ddd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2ECAB128449339E952CCB9A133EFD7CA"	3eb04652a3a57731b166a03425639ddd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7F89FFFC4826851B913DD72D7E9CBDEFE135594366466330D690"	3eb04652a3a57731b166a03425639ddd.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
1504	wlluocbnfdbufqf.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
3792	3eb04652a3a57731b166a03425639ddd.exe
1504	wlluocbnfdbufqf.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3792 wrote to memory of 1528	3792	3eb04652a3a57731b166a03425639ddd.exe	29
PID 3792 wrote to memory of 1528	3792	3eb04652a3a57731b166a03425639ddd.exe	29
PID 3792 wrote to memory of 1528	3792	3eb04652a3a57731b166a03425639ddd.exe	29
PID 3792 wrote to memory of 1504	3792	3eb04652a3a57731b166a03425639ddd.exe	28
PID 3792 wrote to memory of 1504	3792	3eb04652a3a57731b166a03425639ddd.exe	28
PID 3792 wrote to memory of 1504	3792	3eb04652a3a57731b166a03425639ddd.exe	28
PID 3792 wrote to memory of 1716	3792	3eb04652a3a57731b166a03425639ddd.exe	27
PID 3792 wrote to memory of 1716	3792	3eb04652a3a57731b166a03425639ddd.exe	27
PID 3792 wrote to memory of 1716	3792	3eb04652a3a57731b166a03425639ddd.exe	27
PID 3792 wrote to memory of 2268	3792	3eb04652a3a57731b166a03425639ddd.exe	26
PID 3792 wrote to memory of 2268	3792	3eb04652a3a57731b166a03425639ddd.exe	26
PID 3792 wrote to memory of 2268	3792	3eb04652a3a57731b166a03425639ddd.exe	26

C:\Users\Admin\AppData\Local\Temp\3eb04652a3a57731b166a03425639ddd.exe
"C:\Users\Admin\AppData\Local\Temp\3eb04652a3a57731b166a03425639ddd.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3792
- C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
  "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
  2⤵
  PID:5112
- C:\Windows\SysWOW64\qbfjejybgdqnt.exe
  qbfjejybgdqnt.exe
  2⤵
  - Executes dropped EXE
  PID:2268
- C:\Windows\SysWOW64\qbvkrxsl.exe
  qbvkrxsl.exe
  2⤵
  - Executes dropped EXE
  PID:1716
- C:\Windows\SysWOW64\wlluocbnfdbufqf.exe
  wlluocbnfdbufqf.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:1504
- C:\Windows\SysWOW64\qogderbqaa.exe
  qogderbqaa.exe
  2⤵
  - Executes dropped EXE
  PID:1528

C:\Windows\SysWOW64\qbvkrxsl.exe
C:\Windows\system32\qbvkrxsl.exe
1⤵
PID:3136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3792-0-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/5112-39-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-41-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-44-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-48-0x00007FFE9FC50000-0x00007FFE9FC60000-memory.dmp

Filesize
64KB

Download
memory/5112-50-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-53-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-54-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-55-0x00007FFE9FC50000-0x00007FFE9FC60000-memory.dmp

Filesize
64KB

Download
memory/5112-56-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-57-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-58-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-59-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-52-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-51-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-49-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-47-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-46-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-42-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-40-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

Filesize
64KB

Download
memory/5112-38-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

Filesize
64KB

Download
memory/5112-36-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

Filesize
64KB

Download
memory/5112-37-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

Filesize
64KB

Download
memory/5112-35-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

Filesize
64KB

Download
memory/5112-122-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-146-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

Filesize
64KB

Download
memory/5112-149-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-148-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

Filesize
2.0MB

Download
memory/5112-147-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

Filesize
64KB

Download
memory/5112-145-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

Filesize
64KB

Download
memory/5112-144-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

Filesize
64KB

Download

Analysis

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